公开(公告)号：US12191430B2

公开(公告)日：2025-01-07

申请号：US18043203

申请日：2022-03-31

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Wusheng Li ,  Ying Zhao ,  Huili Wu ,  Sheng Xu ,  Wei He ,  Renquan Gu ,  Wenqing Xue ,  Jianjun Zhao ,  Qi Yao

IPC: H01L33/58 ,  G02F1/1335 ,  G02F1/13357 ,  H01L25/075 ,  H01L33/62

Abstract: A light-emitting substrate includes a transparent substrate; a first metal light-shielding layer, a wiring layer and light-emitting devices. The first metal light-shielding layer is disposed on the transparent substrate. The wiring layer is disposed on a side of the first metal light-shielding layer away from the transparent substrate, and the wiring layer includes circuit traces and pads. Orthographic projections of the circuit traces and the pads on the transparent substrate are all located within an orthographic projection of the first metal light-shielding layer on the transparent substrate. The light-emitting devices are disposed on a side of the wiring layer away from the transparent substrate, and electrically connected to some of the pads; and orthographic projections of the light-emitting devices on the transparent substrate are located within the orthographic projection of the first metal light-shielding layer on the transparent substrate.

公开(公告)号：US11793030B2

公开(公告)日：2023-10-17

申请号：US17221912

申请日：2021-04-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Sheng Xu ,  Shipei Li

IPC: H10K50/858 ,  H01L27/15 ,  H10K59/122 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K50/858 ,  H01L27/156 ,  H10K59/122 ,  H10K71/00 ,  H10K59/1201

Abstract: The present disclosure relates to the field of display technology, and proposes a display panel, a manufacturing method thereof, and a display device. The display panel includes an array substrate, a plurality of sub-pixels, and a plurality of divergent lenses. The array substrate includes a plurality of switch units. The plurality of sub-pixels is arranged on the array substrate, where each sub-pixel includes a plurality of light-emitting components, each light-emitting component includes a driving electrode, the driving electrode is connected to the plurality of switch units, and a gap exists between the driving electrodes of two adjacent light-emitting components. Each divergent lens is arranged on a side of a respective gap away from the array substrate. An orthographic projection of the gap on the array substrate is located in an orthographic projection of the divergent lens on the array substrate.

公开(公告)号：US20230157132A1

公开(公告)日：2023-05-18

申请号：US17625712

申请日：2021-01-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Wei He ,  Xiang Li ,  Haowei Zou ,  Sheng Xu ,  Lizhen Zhang ,  Shipei Li ,  Huili Wu

IPC: H10K59/80 ,  H10K59/122 ,  H10K59/121 ,  G02B30/26

CPC classification number: H10K59/80515 ,  H10K59/122 ,  H10K59/1213 ,  H10K59/1216 ,  G02B30/26 ,  H10K59/878

Abstract: Provided are an organic light-emitting display substrate, a manufacturing method thereof and a display device. The display substrate includes a base substrate, a metal reflection layer and multiple pixels. Each pixel includes multiple sub-anodes. The metal reflection layer is between the base substrate and a layer where the multiple sub-anodes are located. The metal reflection layer is insulated from the layer where the sub-anodes are located, the metal reflection layer includes multiple metal reflection patterns separated from each other, and each metal reflection pattern corresponds to one pixel. An orthographic projection of each metal reflection pattern onto the base substrate overlaps with orthographic projections of the multiple sub-anodes of the corresponding pixel onto the base substrate. The sub-anodes of each pixel are arranged at intervals, and a distance between orthographic projections of two adjacent sub-anodes onto the base substrate is less than or equal to a first preset threshold.

公开(公告)号：US20200091246A1

公开(公告)日：2020-03-19

申请号：US16574055

申请日：2019-09-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Wusheng Li ,  Qi Yao ,  Dongsheng Li ,  Fang He ,  Huili Wu ,  Renquan Gu ,  Sheng Xu ,  Wei He ,  Dongsheng Yin ,  Ying Zhao

IPC: H01L27/30 ,  H01L51/00 ,  H01L51/44

Abstract: A photosensitive sensor and a method of manufacturing the photosensitive sensor are disclosed. The photosensitive sensor includes a thin film transistor and a photosensitive element on a substrate, wherein the photosensitive element includes a first electrode, a second electrode, and a photosensitive layer between the first electrode and the second electrode. The second electrode is connected to a drain electrode of the thin film transistor. An orthographic projection of an active layer of the thin film transistor on the substrate is within an orthographic projection of the second electrode on the substrate. The second electrode includes at least two stacked conductive layers, at least one of the at least two stacked conductive layers being a light shielding metal layer.

公开(公告)号：US11711948B2

公开(公告)日：2023-07-25

申请号：US17319409

申请日：2021-05-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Sheng Xu ,  Wei He ,  Ying Zhao ,  Huili Wu ,  Fang He ,  Renquan Gu ,  Lizhen Zhang ,  Yi Zhou ,  Wusheng Li ,  Qi Yao ,  Yang Yue

IPC: H01L27/32 ,  H10K59/123 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/123 ,  H10K59/122 ,  H10K59/124 ,  H10K71/00 ,  H10K59/1201

Abstract: The present disclosure relates to the field of display technology, and proposes a display panel, a preparation method thereof, and a display apparatus. The display panel includes an array substrate, a planarization layer group, and a plurality of sub-pixels. The array substrate includes a switch array formed by a plurality of switch units. The planarization layer group is provided on the array substrate, and nano-scale grooves are provided on the planarization layer group. The sub-pixels are provided on a side of the planarization layer group away from the array substrate. The sub-pixel includes a plurality of first electrodes, wherein the first electrode is connected to the switch unit of the array substrate, a nano-scale second gap is provided between two adjacent first electrodes, and an orthographic projection of the second gap on the array substrate is located within an orthographic projection of the groove on the array substrate.

公开(公告)号：US11605239B2

公开(公告)日：2023-03-14

申请号：US17041516

申请日：2020-04-08

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shipei Li ,  Ying Zhao ,  Renquan Gu ,  Wei He ,  Huili Wu ,  Dongsheng Yin ,  Sheng Xu ,  Lizhen Zhang ,  Xuefei Zhao ,  Fang He ,  Yupeng Gao

IPC: G06V40/13 ,  H01L27/146

Abstract: Disclosed are a fingerprint recognition sensor, a manufacturing method, and a display device. The fingerprint recognition sensor includes a base substrate, a thin film transistor, on a side of the base substrate; and a photosensitive element, on a side of the base substrate away from the thin film transistor, the thin film transistor, the base substrate, and the photosensitive element are sequentially stacked in a thickness direction perpendicular to the base substrate, the base substrate includes a conductive structure penetrating through the base substrate in the thickness direction perpendicular to the base substrate, and the photosensitive element is connected with the thin film transistor through the conductive structure.

公开(公告)号：US11309452B2

公开(公告)日：2022-04-19

申请号：US16601472

申请日：2019-10-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Wei He ,  Xiang Li ,  Huili Wu ,  Shipei Li ,  Fang He ,  Renquan Gu ,  Sheng Xu ,  Dongsheng Yin ,  Xuefei Zhao ,  Lizhen Zhang ,  Wusheng Li ,  Qi Yao

IPC: H01L33/06 ,  H01L27/15 ,  H01L33/50 ,  B82Y20/00

Abstract: A patterning method of a quantum dot layer, a quantum dot layer pattern, a quantum dot device, a manufacturing method of the quantum dot device, and a display apparatus are provided. The patterning method of the quantum dot layer includes: forming a quantum dot layer, in which the quantum dot layer includes quantum dots and a photoinitiator; irradiating a preset portion of the quantum dot layer by light having a preset wavelength to quench the quantum dots in the preset portion and form a patterned quantum dot layer.

公开(公告)号：US11903297B2

公开(公告)日：2024-02-13

申请号：US17333202

申请日：2021-05-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Lizhen Zhang ,  Sheng Xu ,  Wei He ,  Yi Zhou ,  Qi Yao ,  Wusheng Li

IPC: G09G3/00 ,  H10K59/65 ,  G06F3/041 ,  G06V40/13 ,  G09G3/3233 ,  H10K59/121 ,  H10K59/131

CPC classification number: H10K59/65 ,  G06F3/04166 ,  G06V40/1318 ,  G09G3/3233 ,  H10K59/121 ,  H10K59/131 ,  G09G2300/0842 ,  G09G2354/00

Abstract: The present disclosure discloses a display panel, a manufacturing method, a driving method and a display device. When the display panel needs to display a normal image, a pixel driving circuit and a first control circuit drive an organic light emitting diode to emit light. When the display panel needs to perform fingerprint detection of a finger, the pixel driving circuit and a second control circuit drive a micro light emitting diode to emit light, so that the light emitted by the micro light emitting diode can be received by a photoelectric converter after being reflected by the finger, the photoelectric converter can output a detection signal, and furthermore, fingerprint information of the finger can be determined according to the detection signal.

公开(公告)号：US11569270B2

公开(公告)日：2023-01-31

申请号：US16824062

申请日：2020-03-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Sheng Xu ,  Huili Wu ,  Lizhen Zhang ,  Wei He ,  Xuefei Zhao ,  Shipei Li ,  Fang He ,  Dongsheng Yin ,  Renquan Gu ,  Wusheng Li ,  Qi Yao

IPC: H01L25/075 ,  H01L33/62 ,  H01L27/12

Abstract: A drive backboard, a manufacturing method thereof, a display panel and a display device are provided. The drive backboard includes a plurality of pixel units and a plurality of spare electrode groups. Each pixel unit includes m subpixel units, and m is a positive integer greater than or equal to 2. Each spare electrode group includes two first spare electrodes and one second spare electrode; two adjacent ith subpixel units respectively use one first spare electrode in each spare electrode group and share one second spare electrode in each spare electrode group, where i is a positive integer from 1 to m.

公开(公告)号：US11114630B2

公开(公告)日：2021-09-07

申请号：US16597905

申请日：2019-10-10

Applicant: BOE Technology Group Co., Ltd.

Inventor： Shipei Li ,  Qi Yao ,  Wusheng Li ,  Jiangnan Lu ,  Huili Wu ,  Fang He ,  Renquan Gu ,  Dongsheng Yin ,  Sheng Xu ,  Wei He

IPC: H01L51/00 ,  H01L27/32 ,  H01L51/56 ,  H01L51/52

Abstract: A display panel is provided, including a substrate on a base, a transistor stack on the substrate, and a fluorescent layer between the base and the transistor stack. The fluorescent layer is configured to prevent light from damaging an active layer in the transistor stack in a laser lift-off process, and an orthographic projection of the fluorescent layer on the base overlaps an orthographic projection of the active layer on the base. A display device comprising the display panel, and a manufacturing method of the display panel are further provided.